/*
 * Copyright (c) 2013. wyouflf (wyouflf@gmail.com)
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.dongfang.net.http.client.entity;

import java.io.IOException;
import java.io.InputStream;
import java.util.zip.GZIPInputStream;

import org.apache.http.Header;
import org.apache.http.HttpEntity;

public class GZipDecompressingEntity extends DecompressingEntity {

	/**
	 * Creates a new {@link GZipDecompressingEntity} which will wrap the specified {@link org.apache.http.HttpEntity}.
	 * 
	 * @param entity
	 *            the non-null {@link org.apache.http.HttpEntity} to be wrapped
	 */
	public GZipDecompressingEntity(final HttpEntity entity) {
		super(entity);
	}

	@Override
	InputStream decorate(final InputStream wrapped) throws IOException {
		return new GZIPInputStream(wrapped);
	}

	/**
	 * {@inheritDoc}
	 */
	@Override
	public Header getContentEncoding() {

		/* This HttpEntityWrapper has dealt with the Content-Encoding. */
		return null;
	}
}
